---> uname -a: Linux 62e280aaeeac 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.3G 43.7G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-59 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-59@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 591 68 0 1178 1142 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/20/20 _x86_64_ (4 CPU) 23:37:20 LINUX RESTART 23:38:01 tps rtps wtps bread/s bwrtn/s 23:39:01 22.32 6.11 16.21 1863.43 2078.48 23:40:01 2.93 0.00 2.93 0.00 93.36 23:41:01 0.33 0.00 0.33 0.00 5.43 23:42:01 0.17 0.00 0.17 0.00 1.73 Average: 6.44 1.53 4.91 465.97 544.88 23:38:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:39:01 113712 1768592 93.96 2620 1245468 935092 31.90 409256 1200444 8 23:40:01 121176 1761128 93.56 2620 1245472 896304 30.58 404868 1198792 8 23:41:01 120556 1761748 93.60 2620 1245480 896472 30.59 405696 1198792 20 23:42:01 121604 1760700 93.54 2620 1245480 896232 30.58 404508 1198792 20 Average: 119262 1763042 93.66 2620 1245475 906025 30.91 406082 1199205 14 23:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:39:01 eth0 108.14 87.00 427.95 31.28 0.00 0.00 0.00 23:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:39:01 docker0 1.46 1.18 0.28 1.90 0.00 0.00 0.00 23:40:01 eth0 4.16 2.13 3.21 0.14 0.00 0.00 0.00 23:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:41:01 eth0 1.17 0.73 0.56 0.38 0.00 0.00 0.00 23:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:42:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 23:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.40 22.49 107.96 7.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.37 0.30 0.07 0.48 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/20/20 _x86_64_ (4 CPU) 23:37:20 LINUX RESTART 23:38:01 CPU %user %nice %system %iowait %steal %idle 23:39:01 all 2.76 0.00 1.44 0.17 0.01 95.62 23:39:01 0 2.81 0.00 1.70 0.12 0.00 95.37 23:39:01 1 2.14 0.00 1.17 0.08 0.00 96.61 23:39:01 2 2.94 0.00 1.47 0.42 0.00 95.17 23:39:01 3 3.16 0.00 1.39 0.07 0.02 95.37 23:40:01 all 0.24 0.00 0.08 0.00 0.00 99.68 23:40:01 0 0.13 0.00 0.07 0.00 0.02 99.78 23:40:01 1 0.13 0.00 0.08 0.00 0.02 99.77 23:40:01 2 0.60 0.00 0.12 0.00 0.00 99.28 23:40:01 3 0.12 0.00 0.07 0.00 0.00 99.82 23:41:01 all 0.22 0.00 0.07 0.00 0.00 99.71 23:41:01 0 0.10 0.00 0.05 0.00 0.00 99.85 23:41:01 1 0.07 0.00 0.07 0.00 0.00 99.87 23:41:01 2 0.58 0.00 0.08 0.00 0.02 99.32 23:41:01 3 0.12 0.00 0.07 0.00 0.02 99.80 23:42:01 all 0.20 0.00 0.07 0.00 0.00 99.73 23:42:01 0 0.08 0.00 0.05 0.00 0.00 99.87 23:42:01 1 0.08 0.00 0.03 0.00 0.00 99.88 23:42:01 2 0.55 0.00 0.07 0.00 0.00 99.38 23:42:01 3 0.08 0.00 0.10 0.00 0.00 99.82 Average: all 0.85 0.00 0.41 0.04 0.01 98.69 Average: 0 0.78 0.00 0.47 0.03 0.00 98.72 Average: 1 0.60 0.00 0.34 0.02 0.00 99.03 Average: 2 1.17 0.00 0.43 0.10 0.00 98.29 Average: 3 0.87 0.00 0.40 0.02 0.01 98.70